{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:56:28.634977", "data_source": "ERA5", "website": "http://wexa.jamstec.go.jp", "Author": "Patrick Martineau"}, "event_id": {"name": "Event ID", "description": "A unique identifier based on: beginning_date, end_date, longitude, and latitude", "value": "2014-May-12_to_2014-May-15_305.5_5.5"}, "event_label": {"name": "Event label", "description": "Integer-valued grid identifier that uniquely labels each detected extreme event in space and time, consistent with the corresponding labels stored in the NetCDF dataset.", "value": 2014050001942}, "status": {"name": "Status", "description": "An ongoing event denotes an event that lasts up to the latest data available. These events are subject to change as newer data is added.", "value": false}, "start_date": {"name": "Start date", "description": "First date on which grid points are under the influence of an event", "value": "May 12 2014"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "May 15 2014"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 4}, "figures_available": {"name": "Figures available", "description": "True if figures were pre-generated for this event", "value": true}, "detection_var": {"name": "Detection variable", "description": "Variable used for the detection scheme", "value": "t2m"}, "event_type": {"name": "Event type", "description": "Type of the event detected", "value": "Heat wave"}, "area": {"name": "Area", "description": "The area (in square meters) encompassing all grid points under the influence of an event during its lifetime.", "value": 55435.205030240584}, "countries_affected": {"name": "Countries affected", "description": "The ArcGIS geocoding API (https://developers.arcgis.com/rest/geocode/) is used to obtain a list of all the countries affected by an event during its lifetime.", "value": ["French Guiana", "Suriname"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.South-America"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["South America"]}, "oceans_affected": {"name": "Ocean basins affected", "description": "The ArcGIS geocoding API (https://developers.arcgis.com/rest/geocode/) is used to obtain a list of all the ocean basins affected by an event during its lifetime.", "value": []}, "center_lat": {"name": "Center latitude", "description": "Latitude of the maximum time-integrated standardized t2m anomalies. Only t2m of the same polarity as the events are considered (positive T2m for a HW, for instance). The centre is thus representative of both the severity and persistence of anomalies.", "value": 5.5}, "center_lon": {"name": "Center longitude", "description": "Longitude of the maximum time-integrated standardized t2m anomalies. Only t2m of the same polarity as the events are considered (positive T2m for a HW, for instance). The centre is thus representative of both the severity and persistence of anomalies.", "value": 305.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "305.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 302.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 306.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 3.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 5.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2014-05-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-56.75, 5.0], [-56.53, 5.53], [-56.18, 5.68], [-56.03, 6.03], [-55.5, 6.25], [-55.25, 6.15], [-55.0, 6.25], [-54.75, 6.15], [-54.5, 6.25], [-54.25, 6.15], [-54.0, 6.25], [-53.47, 6.03], [-53.32, 5.68], [-52.97, 5.53], [-52.75, 5.0], [-52.85, 4.75], [-52.75, 4.5], [-52.97, 3.97], [-53.32, 3.82], [-53.47, 3.47], [-54.0, 3.25], [-54.25, 3.35], [-54.5, 3.25], [-55.03, 3.47], [-55.2, 3.88], [-55.5, 3.75], [-56.03, 3.97], [-56.18, 4.32], [-56.53, 4.47], [-56.75, 5.0]]]]}, "2014-05-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-57.53, 4.47], [-57.75, 5.0], [-57.53, 5.53], [-57.0, 5.75], [-56.75, 5.65], [-56.5, 5.75], [-56.25, 5.65], [-56.18, 5.68], [-56.03, 6.03], [-55.5, 6.25], [-55.25, 6.15], [-55.0, 6.25], [-54.75, 6.15], [-54.5, 6.25], [-54.25, 6.15], [-54.0, 6.25], [-53.47, 6.03], [-53.32, 5.68], [-52.97, 5.53], [-52.75, 5.0], [-52.85, 4.75], [-52.75, 4.5], [-52.97, 3.97], [-53.32, 3.82], [-53.47, 3.47], [-54.0, 3.25], [-54.25, 3.35], [-54.5, 3.25], [-55.03, 3.47], [-55.2, 3.88], [-55.5, 3.75], [-56.03, 3.97], [-56.18, 4.32], [-56.25, 4.35], [-56.5, 4.25], [-56.75, 4.35], [-57.0, 4.25], [-57.53, 4.47]]]]}, "2014-05-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-57.53, 4.47], [-57.75, 5.0], [-57.53, 5.53], [-57.0, 5.75], [-56.75, 5.65], [-56.5, 5.75], [-56.25, 5.65], [-56.18, 5.68], [-56.03, 6.03], [-55.5, 6.25], [-55.25, 6.15], [-55.0, 6.25], [-54.75, 6.15], [-54.5, 6.25], [-54.25, 6.15], [-54.0, 6.25], [-53.47, 6.03], [-53.32, 5.68], [-52.97, 5.53], [-52.75, 5.0], [-52.85, 4.75], [-52.75, 4.5], [-52.97, 3.97], [-53.32, 3.82], [-53.47, 3.47], [-54.0, 3.25], [-54.25, 3.35], [-54.5, 3.25], [-55.03, 3.47], [-55.2, 3.88], [-55.5, 3.75], [-56.03, 3.97], [-56.18, 4.32], [-56.25, 4.35], [-56.5, 4.25], [-56.75, 4.35], [-57.0, 4.25], [-57.53, 4.47]]]]}, "2014-05-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-57.53, 4.47], [-57.75, 5.0], [-57.53, 5.53], [-57.0, 5.75], [-56.75, 5.65], [-56.5, 5.75], [-55.97, 5.53], [-55.75, 5.0], [-55.97, 4.47], [-56.5, 4.25], [-56.75, 4.35], [-57.0, 4.25], [-57.53, 4.47]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.5972846063820612}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.1720119611426383}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.95055954858742, 26.984535802919595, 27.083987159244884, 27.005415940898047]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.64370900197872, 27.578056903225047, 27.66051657052998, 27.023091505947093]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.107305707238293, 1.145872158263548, 1.2636064131846467, 1.1005701499111353]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.5456542926641532, 1.4650687040492016, 1.5972846063820612, 1.10862246955935]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.591116626128121, 1.660285109807372, 1.8547561430754247, 1.4054950935497286]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.1757467573578486, 2.13375783430893, 2.2604318613101033, 1.413771414117743]}}